3 × 11² × 59

Prime Factor Structure

Factorization String 3 × 11^2 × 59

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 31,920

Proper Divisor Sum 10,503

Digit Sum / Digital Root 15 (Root: 6)

Adjacent Primes #21407 ← → #21419

1 3 11 33 59 121 177 363 649 1,947 7,139 21,417

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

21,417 64,252 32,126 16,063 48,190 24,095 72,286 36,143 108,430 54,215 162,646 81,323 243,970 121,985 365,956 182,978 91,489 274,468 137,234 68,617 205,852 102,926 51,463 154,390 77,195 231,586 115,793 347,380 173,690 86,845 260,536 130,268 65,134 32,567 97,702 48,851 146,554 73,277 219,832 109,916 54,958 27,479 82,438 41,219 123,658 61,829 185,488 92,744 46,372 23,186 11,593 34,780 17,390 8,695 26,086 13,043 39,130 19,565 58,696 29,348

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.